salto.batch.lanceur.init
Interface IBatchStart

All Superinterfaces:

java.lang.Cloneable, java.io.Serializable

All Known Subinterfaces:

IDaoBatchStart, IResumableBatchStart, IThreadBoundBatchStart

All Known Implementing Classes:

AbstractBatchStart, AbstractDBBatchStart, DaoSqlBatchStart, JmsBatchStart, NoBatchStart, SqlBatchStart

public interface IBatchStart
extends java.io.Serializable, java.lang.Cloneable

Represents a Data Source for a Batch.

Author:

Etienne Loiez, Philippe Mouawad

Method Summary

java.lang.Object	clone()
void	close() Close all opened resources.
BatchExecutionContext	getBatchExecutionContext()
int	getNbLinesRead()
void	init(BatchExecutionContext context) Called after Traitement#initialize(BatchExecutionContext context)
java.lang.Object	next() Extract next set of data
void	preInit(BatchExecutionContext context) Called before Traitement#initialize(BatchExecutionContext context)
void	setIdComputer(IdComputer idComputer)
void	validate() Validate the configuration

Method Detail

preInit

void preInit(BatchExecutionContext context)
             throws BatchException

Called before Traitement#initialize(BatchExecutionContext context)

Parameters:

context - BatchExecutionContext

Throws:

BatchException

init

void init(BatchExecutionContext context)
          throws BatchException

Called after Traitement#initialize(BatchExecutionContext context)

Parameters:

context - BatchExecutionContext

Throws:

BatchException - exception if the object did not start correctly

next

java.lang.Object next()
                      throws BatchException

Extract next set of data

Returns:

Object data for next treatment (null if no data)

Throws:

BatchException

setIdComputer

void setIdComputer(IdComputer idComputer)

Parameters:

idComputer - IdComputer Computes unique ID per line

close

void close()

Close all opened resources.

clone

java.lang.Object clone()

Returns:

Object the clone

Throws:

java.lang.CloneNotSupportedException

getNbLinesRead

int getNbLinesRead()

Returns:

Number of lines read

getBatchExecutionContext

BatchExecutionContext getBatchExecutionContext()

Returns:

BatchExecutionContext BatchExecutionContext

validate

void validate()

Validate the configuration